Failed to list subscribed topic partitions due to flink. ru/n6ewx0s/overwatch-aimbot-reddit.

Authorization log can be enabled by modifying the log4j. Subsequently, the job corresponding to the partition does not work properly, and it seems that the checkpoint issue of flink occurs. # Hostname the broker will advertise to producers and consumers. The subscription should create successfully. DorisDynamicTableSource. MAX_BLOCK_MS_CONFIG) to some value grater that 60000ms. # Hostname the broker will bind to. rocketmq. In log4j. Also topic list failed for non mandatory information during the rebalance (Only to display size cols on topic list), losing the display of all other informations. 4. Whether it is a persistent or non-persistent topic, you can obtain the topic resources through pulsar-admin tool, REST API and Java. 2 for Hudi 0. Feb 5, 2021 · I'm publishing avro serialized data to kafka topic and then trying to create Flink table from the topic via SQL CLI interface. Everything works fine in this case. The subtask to which partition 0 is assigned is determined using the topic name. This is intended to evenly distribute the load among the parallel workers without requiring any intervention on your part. 3 participants. The filter method takes a boolean function of each record’s key and value. coordinator. g. When creating a topic, you can reduce the partition number by setting the num. 1, and currently facing this issue, can I get some help? Aug 20, 2019 · I'm trying to consume events using Apache Flink. id to ensure that each consumer is in a separate consumer group. Neither a 'Main-Class', nor a 'program-class' entry was found in the jar file. CompletionException: org. If you want to use them, you'll need to add them yourself to your Docker image. 当我将代码转换为类结构时，它会停止代码并开始给出下面的消息. The consumption of kafka messages is very slow, So I am not able to figure the number of Dec 4, 2015 · kafka 更新版本之后报错如下：2015-12-02 15:14:12 [ pool-1-thread-2:4217697 ] - [ ERROR ] Failed to collate messages by topic, partition due to: fetching topic metadata for topics [Set (test)] from broker [ArrayBu_failed to list subscribed topic partitions due to. partition-discovery. Flink1. Affects Versions. test. To fix this, add kafka producer config (ProducerConfig. host. The issue had no activity for 30 days, mark with Stale label. I am running four instances of the consumer in the same group, and reading a topic with 8 partitions. If you decide to do so, you should use flink-s3-fs-presto (s3p://) rather than flink-s3-fs-hadoop (s3a://), because the hadoop implementation has poor performance for Jul 30, 2019 · Once you have matchedTopics list, you can pass that to FlinkKafkaConsumer. 26。. start a flink consumer task,set the parallelism of the task is less than the number of topic partitions, and then check the consumption of the data task detail. It also helps keep track of the necessary split assignments history per subtask to Apr 11, 2022 · Below is my producer setting, Initially I have 5 sink topic partitions, but now 10, still I'm getting the same issue. scala) # The id of the broker. To work with multiple topics, you can set the IAM role at the Event Hubs level. 1 This is because I defined a state （VoidNamespace） on a trigger and I used the state in TimeWindow （WindowNamespace）. 报错如下：java. in all 15 consumers. But then I disabled kerberos from cluster without any issues. 13. I'm able to create the topic but not able to view the topic data after 本文介绍了kafka分区重分配可能遇到的问题和解决方法，以及推荐了一款kafka管理平台，帮助你更好地使用kafka。 Jan 15, 2021 · Apache Flink with Apache Kafka. 255. Successfully merging a pull request may close this issue. Mar 24, 2023 · Describe the problem you faced A clear and concise description of the problem. 40. I am attempting to write a Java client for a third party's Kafka and ZooKeeper servers. filter((name, publication) -> "George R. But the core fix should be accomplished on the Pulsar side. This task read data from RabbitMQ and caculate the result and invok Use the . HadoopUtils - Could not find Hadoop configuration via any of the supported methods (Flink configuration, environment variables). This can lead to data loss if the consumer crashes or is restarted before it has a chance to commit its offsets again. Apache Flink Apache Kafka. INFO, format="%(message)s";) env = StreamExecutionEnvironm Jun 30, 2021 · java. FlinkException: Global failure triggered by OperatorCoordinator Hou, Lijuan via user Mon, 18 Sep 2023 14:08:11 -0700 Hi team, I am upgrading our flink version from 1. This is the problem of the classloader, which is fixed in branch: #3519 and master. A client that consumes records from a Kafka cluster. But this topic reads and writes messages are fine. import org. XX. SourceCoordinator To allow the consumer to discover dynamically created topics after the job started running, set a non-negative value for flink. connectors. Below is the example : Jul 7, 2023 · 1. /bin/kafka-topics. Due to this error, checkpointing is getting failed. Now things get unclear. 引言. 5 Minimal reproduce step Selecting from newly created table that uses Kafka as a Log Store creates a job that crash-loops Jul 29, 2021 · 1. 0 / 1. By default Kafka uses the hostname of the system it runs on. Jan 25, 2016 · In the first case, lot of data is generated and pushed to Kafka and then Flink job is launched. 273 [JobName] ERROR o. streaming. 我有一个flink代码，它从Kafka获取数据并打印到控制台。. ConsumerCoordinator - [ConsumerName] Offset commit failed on partition topic-name-0 at offset 7591394545: The Feb 2, 2019 · I want to return only the assigned partitions from the topic for each consumer. stdout, level=logging. While in the second case, Flink streaming job is launched first, then data is produced into Kafka topic. apache. The documentation does not say how and when barriers are injected into the data stream however let's assume that they are chosen after some predefined interval. 10). The enumerator can optionally repeat this operation to discover newly added topics/partitions. Apr 11, 2020 · 1. See stracktrace below. 12. RocketMQSourceEnumerator: Starting the RocketMQSourceEnumerator for consumer group X without periodic partition discovery. flink. discovery. minutes), it will go to read a snapshot file that no longer exists and the flink job will fail. pulsar-broker. However, remember that reducing the number of partitions also reduces the parallelism and throughput of your Kafka cluster. 1 In application code, I am just reading message from kafka topic and insert into MySQL table using JDBC connector. I am using Flink version 1. 17. 6604 [SourceCoordinator-Source: MySQL Source] ERROR org. We will add rate limit and retry logic on connector side. I am using FlinkKafkaConsumer011 in my code to create Kafka consumer to consume my kafka topics. 查询很简单，就是select * from xxx。. 2 / 1. Dec 31, 2021 · 5. getScanRuntimeProvider(DorisDynamicTableSource. 9、0. FlinkRuntimeException: Failed to create checkpoint storag Aug 21, 2022 · Since flink connector requests a lot of metadata informations in an extremely short period, the 5xx error could happen easily. You can find a list of topics in the Event Hubs section under the Entities section on a specific Event Hubs Namespace page. Direct integration with Hybrid Source. Topic-partition Subscription # Kafka source provide 3 ways of topic-partition subscription: Topic list, subscribing messages from all partitions in a list of Feb 3, 2023 · Search before asking I had searched in the feature and found no similar feature requirement. Additional context pulsar 2. If FlinkRuntimeException occurs in the KafkaSink then the Flink job tries to re-send failed data again and gets into endless loop "exception->send again". Jun 20, 2017 · This //is the class under test @Test public void testConsumeWithAutoAssignment() throws Exception { myConsumer. [pool-79-thread-1] INFO io. May 18, 2021 · 1. Aug 23, 2021 · Describe the bug Since #369 when a topic is created by the flink-connector at the start-up of the stream (if the topic doesn't already exist), the topic is always created as a partioned topic with 1 partition. $ bin/kafka-console-consumer. java:75 public class KafkaConsumer<K,V> extends Object implements Consumer <K,V>. ms: Topics / partitions to subscribe, see the following Topic-partition subscription for more details. log: 16:27:13. Deserializer to parse Kafka messages, see the following Deserializer for more details. 5 consumers in all. Create a multi-partition topic in pulsar 2. 8 supports Topic & partition discovery dynamically based on pattern. The topic partition created by default is 1. 1 Kudo. Since you are running on AWS, it would be natural to use S3 for checkpointing. Other partition is normal. There is 3 possible scenario cause by number of Kafka partition and number of Flink parallelism : Aug 2, 2021 · [main] INFO org. A Split is a Kafka Topic Partition. Having too many partitions per topic increases the frequency of rebalancing. kafka. You'll need to mount the NFS volume on every instance, and use the 'file' scheme, not 'nfs'. Topics have multiple partitions (e. SourceCoordinator: Source Source: s(MQ)- registering reader for parallel task 0 @ I tested three versions of Flink, and all of them experienced this problem 1. kafkaConsumer. consumeTopic("test-topic"); } I am getting exception from . This case is ideal since each consumer takes care of one partition. Apache Kafka version 3. OffsetResetStrategy 看样子需要的，加进去又会报 Failed to list subscribed topic partitions due. This must be set to a unique integer for each broker. Jul 18, 2017 · flink官方提供了连接kafka的connector实现，由于调试的时候发现部分消费行为与预期不太一致，所以需要研究一下源码。. basicConfig(stream=sys. I am able to list and describe topics, but when I attempt to read any, a ClosedChannelException is raised. [SourceCoordinator-Source: Alert Router] ERROR Oct 7, 2016 · Failed to collate messages by topic, partition due to: fetching topic metadata for topics [Set(logmessage)] from broker [ArrayBuffer(id:0,host:XX. Mar 28, 2023 · Search before asking I searched in the issues and found nothing similar. Sounds like the JAR file you've uploaded is not the shaded one, or your mainClass tag in the XML shade plugin definition wasn't configured correctly. Reply. For me after i checked HDFS Service it was resolved. Failed to create consumer for topic partition-3. We’ll see how to do this in the next chapters. FlinkKafkaConsumer010类的父类继承关系如下 Make sure you've got the right name for your topic or partition. Jun 29, 2020 · FLINK-18444; KafkaITCase failing with "Failed to send data to Kafka: This server does not host this topic-partition" Log In. runtime. This sets a unique name for the Flink connector in the Pulsar statistic Feb 21, 2022 · I am trying to connect to Kafka from my Flink flow. 13环境，Mysql 5. You can either use Kafka Streams Application Reset Tool in order to reset your Kafka Streams application's internal state, such that it can reprocess its input data from scratch Apr 17, 2017 · Kafka producer throws "Received unknown topic or partition error" when sending to topic created via AdminClient createTopics method -1 kafka + This server is not the leader for that topic-partition The source has a Kafka Topic (or list of Topics or Topic regex) and a Deserializer to parse the records. 15. timeout. But often it’s required to perform operations on custom objects. 1 监听mysql，其中mysql的主键 是 二进制 格式，出现如下错误. equals(publication. The code is very basic, trying to connect the topic split words by space and print it to the console. You switched accounts on another tab or window. addSource(. util. AppInfoParser - Kafka startTimeMs: 1627883198273 [main] INFO XXX. Out] ERROR org. Jun 17, 2016 · The broker tells the client which hostname should be used to produce/consume messages. 当我们消费kafka多个topic Jul 24, 2018 · 1. 6 (latest version in Maven repo). How many consumers does Flink create by default. 0 Aug 21, 2020 · I am upgrade my Apache Flink to version 1. Export. The previous post describes how to launch Apache Flink locally, and use Socket to put events into Flink cluster and process in it. debezium. 9. e. test_tbl3 select dpi, uid, cast (to_timestamp( '2020-08-09 00:00:00' ) as timestamp(9)) from Mar 8, 2021 · 今天测试环境发现flink 突然无法消费kafka的数据了。. We use Kafka Streams for consuming, processing and producing messages, and on PROD env we faced with errors on multiple topics: The request timed out. Aug 9, 2020 · alter table test_tbl5 add partition(day= '2021-02-27',hour= '12'); we start a flink streaming job to read hive table test_tbl5 , and write the data into test_tbl3, the job's sql as set test_tbl5. Jul 12, 2019 · The job runs fine for about 20 mins and checkpointing succeeds during that period. do you try this case in the Classes. But considering that users may turn off subscription automatic creation, the subscription should be created. 14. jobmaster. IllegalStateException: Subscription to topics, partitions and pattern are mutually exclusive Jan 8, 2024 · The application will read data from the flink_input topic, perform operations on the stream and then save the results to the flink_output topic in Kafka. XML Word Printable JSON. 那如果我们设置了15个并行度，那么就会有3个并行度是收不到数据的；这可以在web ui上，点开source operate 查看SubTasks的Bytes Sent，就可以发现，有三个SubTasks的Bytes Sent始终为0。. 报错信息栈： WARN 2021-11-29 17:09:08,093 org. source. interval-millis. 255:2181 --topic eventbustopic. partitions parameter to a lower value. R. lang. KafkaConsumerProperties - Kafka Topic Name : table-update [main] INFO org. bookkeeper. "I use Flink cdc to read MySQL data, and then write it to S3 through hudi. If metadata isn't present in the specified time, it throws streams timeout exception. interval. 2. DefaultJobMasterServiceProcess - Unexpected termination of the JobMasterService for job c4c669f35c780109141f276af Jan 5, 2024 · 24/01/05 10:07:16 INFO org. ) on a topic with empty partitions – little traffice + low retention – an IllegalArgumentException: Invalid negative offset occures. Nov 3, 2022 · Saved searches Use saved searches to filter your results more quickly May 3, 2020 · When Flink consumers that created is more than Kafka partition, some Flink consumers will idle! The problem is in Kafka. 17, facing org. You can rename the jar file to a zip file, extract it, then look at the manifest file to see if a main class is . fli Dec 11, 2017 · 0. 2:-. What did you see instead? Feb 27, 2019 · You are trying to read offset 155555555 from partition 12 of topic partition, but -most probably- it might have already been deleted due to your retention policy. 2021-01-15. However the job fails after that and I get the following error: org. Looks like you declare a wrong table type, try to clean the . Flink. properties file, change WARN to DEBUG and restart the kafka-servers. 5 Minimal reproduce step Selecting from newly created table that uses Kafka as a Log Store creates a job that crash-loops Reason: java. ms to 1 min instead of kafka default 30 sec, but still getting 120001 ms has passed since batch creation. change. You signed out in another tab or window. 0. FlinkKafka011Exception: Failed to send data to Kafka: The server disconnected before a response was received. flink重启之后超过重试次数后就退出了，显示无法访问获取kafka的topic信息，查看源码如下，应该是获取不到kafka的 metadata信息 Solution: If all consumers must be in the same consumer group (group. properties in the config folder. I often encounter checkpoint org. streaming-source. When run the Flink application in AWS console it goes into RUNNING state but giving following error: In order to handle scenarios like topic scaling-out or topic creation without restarting the Flink job, Kafka source can be configured to periodically discover new partitions under provided topic-partition subscribing pattern. getName())) Jun 22, 2023 · Reason: Consumer clients > Topic Partitions due to this the client session becomes invalid. 女友杨超越: 不错不错 解决了 Topics / partitions to subscribe, see the following topic-partition subscription for more details. 11:jar:1. The NoResourceAvailableException indicates that there are not enough task slots available to satisfy the running job. 669 [pulsar-io-4-38] INFO org. lang Jun 2, 2021 · The KafkaTopicPartitionAssigner distributes the partitions of each topic uniformly across the subtasks in a round-robin fashion. kafka partitions == flink parallelism. ClassNotFoundException: org. ). Reload to refresh your session. enable = true ; insert into hive. 1:- command to create topic. You can try setting advertised. Is it: 5 consumers per topic. This can happen due to various reasons –in our case the applicable reason looks like the producer was already producing messages to the topic ; meaning the topic already had some messages by the time the consumer tried to consume from this topic for the very first Feb 1, 2021 · I'm trying to read records from a topic in Kafka which is produced by a kafka connect jdbc source connector , here is the connector config: "name": ";customers&quot;, &quot;config&quo As I see during cluster rebalance, the consumer api will failed with a default timeout of 1 min. flink-connector-kafka目前已有kafka 0. This post describes how to utilize Apache Kafka as Source as well as Sink of realtime streaming application that run on top of Apache Flink. impl (org. Also I tried to set request. 1,914 Views. Topic-partition Subscription # Kafka source provide 3 ways of topic-partition subscription: Topic list, subscribing messages from all partitions in a list of Mar 28, 2023 · java Flink Kafka消费者：无法获取主题的元数据. Note topic list is not supported for sinks. Every now and then I see this error: 2019-07-16 08:32:04. Some times it fails immediately after the Dec 26, 2023 · flink version - 1. Kafka version is 0. SourceCoordinator - Uncaught exception in the Nov 23, 2023 · 使用flink-connector-mysql-cdc 2. May 3, 2022 · You signed in with another tab or window. 16 to 1. ReassignPartitionsCommand. When there are more Flink tasks than Kafka partitions, some of the Flink consumers will Sep 14, 2021 · Hi, you need to use Flink 1. id is the same), grant the same topic access permissions to all the consumers. enumerator. ConsumerCoordinator) [2018-05-01 18:14:38,888] WARN [Consumer clientId=consumer-1, groupId=console-consumer-56648] Synchronous auto-commit of offsets {my-topic-0=OffsetAndMetadata{offset=447, metadata=''}} failed: Commit cannot be completed since the group has already rebalanced and assigned the Sep 20, 2022 · 1、flink任务无法从checkpoint启动场景一、flink任务运行过程中出现异常时（如checkpoint失败次数超过配置阈值），自动重启出现算子异常，无法恢复正常运行。. 0 release and Flink 1. Dec 4, 2022 · From: Jiwei Guo Date: 2022-12-07 16:00 To: apache/pulsar CC: xuesongxs; Author Subject: Re: [apache/pulsar] [Bug] Consumer subscription failed. note. X. The default implementation of the OperatorCoordinator for the Source . Upgrading Flink to 1. The SplitEnumerator connects to the brokers to list all topic partitions involved in the subscribed topics. listOffsets(. topic-pattern: optional: yes (none) String When using the OffsetsInitializer. 0) using 5 machines kafka, which has a partition with a partition of 0 and a data copy of 3. and it is created. :tenant, :namespace, :x are variables, replace them with the real tenant, namespace, and x names when using them. table. main(ReassignPartitionsCommand. The coordinator ensures that all the state manipulations are made by its event loop thread. Mar 30, 2017 · Created ‎04-14-2024 05:00 AM. first issue is due to this reason: ( Producer sends continuous heartbeat and it will wait for 60,000 ms (default value) for the metadata. Jun 30, 2018 · at kafka. x Mar 29, 2023 · Search before asking I searched in the issues and found nothing similar. Jan 4, 2023 · Selecting from newly created table that uses Kafka as a Log Store creates a job that crash-loops with UnknownTopicOrPartitionException: This server does not host this Apr 4, 2024 · 1. It also supports topic list for source by separating topic by semicolon like 'topic-1;topic-2'. If the consumers do not need to be in the same consumer group, change the value of group. 7. KafkaConsumer - [Consumer clientId=consumer-GroupConsumer-1, groupId=GroupConsumer] Subscribed to topic(s): table-update [main I built a cluster (kafka version 2. So when it tries to send data for partitions in that broker, it will fail, then request a metadata update and try again for the right broker which is now the new leader. If a request for a specific partition is processed slowly due to a network issue, it is expected that the message will be displayed. 在一个只有flink代码的简单代码中，它正确地打印数据。. 1. clients. sh --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic test. ExecutorNotifier; SourceCoordinator; SourceCoordinatorContext; SourceCoordinatorProvider Oct 23, 2016 · If this doesn't resolve the issue, then you can enable the authorization log to find out which specimen is being deined for what operation. 3. ie. internals. Details Jul 16, 2019 · Flink checkpointing is explicitly turned off and I rely on kafka to commit the offset automatically every 5 seconds. 不挠头的小王: 是什么问题？怎么解决的. [SourceCoordinator-Source: MySQL Source -> Sink: Print to Std. topic1-0, topic1-1, etc). When kerberos was enabled i dont have the permission to create topic in kafka. /kafka-topics. Code sample which throws the FlinkRuntimeException: int numberOfRows = 1; int rowsPerSecond = 1; DataStream< String > stream = environment. This client also interacts with the broker to allow groups of consumers Feb 7, 2023 · When using flink to read the arctic table and setting ('arctic_read_mode'='file','streaming'='true'), after the flink job has been running for longer than a certain amount of time (probably longer than snapshot. Given that you try to run a SQL statement, you'll need to add the flink-sql-kafka connector, and that also must be a compatible version with your Flink version. SourceCoordinatorContext - Exception while Topics / partitions to subscribe, see the following Topic-partition subscription for more details. Reducing the parallelism of the job as suggested by ChangLi might help as well. doris. Solved: After enable ranger kafka plugin, execute command - 180668. 4 Compute Engine flink 1. Deserializer to parse Pulsar messages, see the following deserializer for more details. If this hostname can not be resolved by the client side you get this exception. If some partitions on a topic are on a dead broker (Issue #18743) We may fix this issue in the master branch because we have fixed many async methods containing sync calls. What did you expect to see? each subtask can keep the consume rate and consume topic data normally. [] These errors occur rarely for topics with small load, but for topics with high load (and spikes) errors occur dozens of times a day per topic. When I consume the kafka-clients api, I continue to output exceptions: Offset commit failed on partition test-0 at offset 1: The request timed out. sh --bootstrap-server=localhost:9092 --list. Jan 26, 2024 · Transparent Kafka topic addition/removal without Flink job restart. JdbcConnection - Connection gracefully closed. Kafka Consumers Offset Committing Behaviour Configuration Mar 13, 2019 · 1. In REST API, :schema stands for persistent or non-persistent. Maybe the failed reason is if we create a subscription on a non-persistent topic, the broker will not keep messages for this subscription. The SourceCoordinator provides an event loop style thread model to interact with the Flink runtime. 7. 11. To enable partition discovery, set a non-negative value for property partition. Note, only one of "topic-pattern" and "topic" can be specified for sources. 6. To Reproduce create a Flink Feb 15, 2024 · As far as Kafka and Flink’s future, I think they will both see even further adoption outside of the fortune 100 company list, and we’ll see them even more popular, together and separately. Manage topic resources. An EventHubs topic. admin. Broker restart. RuntimeException: can not fetch partitions at org. An EventHubs server. 场景二、手动下线任务，选择上一次的checkpoint启动时，出现算子异常，无法启动。. I know I can use the assignment() method, but it looks like that returns the topic name and partition in the format of - (i. kafka partitions < flink parallelism. 10三个版本的实现，本文以FlinkKafkaConsumer010版本代码为例。. You can use a Kafka command line tool to list all the created topics in your Kafka deployment by running the following command: . Nov 7, 2023 · Assume that we have a single Flink job which consumes from a single kafka topic, deserialises the message and sinks the message to a logger. The connectors (including the Flink Kafka one) aren't bundled with Flink. When using the OffsetsInitializer. Then, check if that topic or partition actually exists. When the broker is added back to the cluster again, the Controller will trigger a rebalance for the topic partitions. 11 recently in kubernetes cluster, but today I found one task checkpoint always failed. Dec 17, 2021 · Resolved-Update: The issue was related to no valid offset in the partitions when the consumer started to consume from the topic. 1 for master branch. I have a Flink Kafka consumer which reads from multiple kafka-topics (3 in my case). concurrent. Either increase the number of slots per TaskManager or add additional TaskManager instances to the Flink cluster. First, users cannot delete topics from Kafka directly since that would break the Flink jobs referring to the deleted topics Dec 24, 2021 · github-actions bot commented on May 28, 2022. Data loss: If an offset commit fails, it means that the latest position of the consumer on the topic partition is not saved to Kafka. 使用 . You can find this on the overview page of your specific Event Hubs namespace: 2661 [jobmanager-io-thread-1] WARN org. If not set, the server will bind to all interfaces. Make Sure that HDFS Service checkbox is checked in ClouderaManager>Kafka>Configuration. Martin". Jun 5, 2023 · I am trying to use a kafka source in with the pyflink table API as follows: logging. filter() function as seen below. utils. If your messages are balanced between partitions, the work will be evenly spread across Flink operators. sh 查看kafka的集群状态也是正常的，但是就是无法正常消费数据。. Description Caused by: java. Oct 10, 2016 · Thanks for the reply Ayub Pathan. 5. jdbc. . 8、0. Option 2 : FlinkKafkaConsumer011 in Flink release 1. sh --zookeeper 255. It is recommended to set the consumer name in Pulsar Source by setConsumerName(String). This may also results in repartitioning hence clients connections are disconnected & reestablish again. Paimon version 0. a. I will add a lower timeout by default, to avoid so long time wasted. We’ve seen how to deal with Strings using Flink and Kafka. subscribe(topic) java. XXX. This allows the consumer to discover partitions of new topics with names that also match the specified pattern. 24/01/05 10:07:16 INFO org. consumer. The problem here is, that the admin client returns -1 as timestamps and offset for empty partitions in KafkaAdminClient. In this case, the Flink job is usually switched to failed status. mledger. By adding Kafka topic partitions that match Flink parallelism will solve this issue. XX,port:XX Dec 23, 2020 · flink消费kafka时topic partitions 和并行度间的分配源码详解. Reduce partitions per topic. The function you give it determines whether to pass each event through to the next stage of the topology. common. 11_2. 13. 2; flink-connector-kafka connector - 1. I reproduce them here with the command line client. hoodie directory and try again. 3 and Kafka connector version: flink-connector-kafka-0. . There were network issues with certain brokers in the cluster. timestamp(. There are 5 partitions per topic on kafka. name in the Kafka configuration to an hostname/address which the clients should use. flink 从kafka读取数据报错. For use case (2), the current KafkaSource cannot support this since automatic partition removal is not supported. When the table is used as sink, the topic name is the topic to write data to. FlinkRuntimeException: Exceeded Nov 29, 2021 · No branches or pull requests. [SourceCoordinator-Source: Alert Router] ERROR org. This client transparently handles the failure of Kafka brokers, and transparently adapts as topic partitions it fetches migrate within the cluster. keep. Mar 28, 2023 · java Flink Kafka消费者：无法获取主题的元数据. bq bv yv rb yq dm sp ff il er